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accessibility: controls as buttons, not divs

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marcysutton 2015-06-05 14:02:46 -04:00
parent f0cf1f54d0
commit 242f2d6c96
3 changed files with 32 additions and 27 deletions
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25
css/reveal.css
View File

@ -156,58 +156,61 @@ body {
bottom: 10px; bottom: 10px;
-webkit-user-select: none; } -webkit-user-select: none; }
.reveal .controls div { .reveal .controls button {
padding: 0;
position: absolute; position: absolute;
opacity: 0.05; opacity: 0.05;
width: 0; width: 0;
height: 0; height: 0;
background-color: transparent;
border: 12px solid transparent; border: 12px solid transparent;
-webkit-transform: scale(0.9999); -webkit-transform: scale(0.9999);
-ms-transform: scale(0.9999); -ms-transform: scale(0.9999);
transform: scale(0.9999); transform: scale(0.9999);
-webkit-transition: all 0.2s ease; -webkit-transition: all 0.2s ease;
transition: all 0.2s ease; transition: all 0.2s ease;
-webkit-appearance: none;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0); } -webkit-tap-highlight-color: rgba(0, 0, 0, 0); }
.reveal .controls div.enabled { .reveal .controls button.enabled {
opacity: 0.7; opacity: 0.7;
cursor: pointer; } cursor: pointer; }
.reveal .controls div.enabled:active { .reveal .controls button.enabled:active {
margin-top: 1px; } margin-top: 1px; }
.reveal .controls div.navigate-left { .reveal .controls button.navigate-left {
top: 42px; top: 42px;
border-right-width: 22px; border-right-width: 22px;
border-right-color: #000; } border-right-color: #000; }
.reveal .controls div.navigate-left.fragmented { .reveal .controls button.navigate-left.fragmented {
opacity: 0.3; } opacity: 0.3; }
.reveal .controls div.navigate-right { .reveal .controls button.navigate-right {
left: 74px; left: 74px;
top: 42px; top: 42px;
border-left-width: 22px; border-left-width: 22px;
border-left-color: #000; } border-left-color: #000; }
.reveal .controls div.navigate-right.fragmented { .reveal .controls button.navigate-right.fragmented {
opacity: 0.3; } opacity: 0.3; }
.reveal .controls div.navigate-up { .reveal .controls button.navigate-up {
left: 42px; left: 42px;
border-bottom-width: 22px; border-bottom-width: 22px;
border-bottom-color: #000; } border-bottom-color: #000; }
.reveal .controls div.navigate-up.fragmented { .reveal .controls button.navigate-up.fragmented {
opacity: 0.3; } opacity: 0.3; }
.reveal .controls div.navigate-down { .reveal .controls button.navigate-down {
left: 42px; left: 42px;
top: 74px; top: 74px;
border-top-width: 22px; border-top-width: 22px;
border-top-color: #000; } border-top-color: #000; }
.reveal .controls div.navigate-down.fragmented { .reveal .controls button.navigate-down.fragmented {
opacity: 0.3; } opacity: 0.3; }
/********************************************* /*********************************************

26
css/reveal.scss
View File

@ -214,66 +214,68 @@ body {
-webkit-user-select: none; -webkit-user-select: none;
} }
.reveal .controls div { .reveal .controls button {
padding: 0;
position: absolute; position: absolute;
opacity: 0.05; opacity: 0.05;
width: 0; width: 0;
height: 0; height: 0;
background-color: transparent;
border: 12px solid transparent; border: 12px solid transparent;
transform: scale(.9999); transform: scale(.9999);
transition: all 0.2s ease; transition: all 0.2s ease;
-webkit-appearance: none;
-webkit-tap-highlight-color: rgba( 0, 0, 0, 0 ); -webkit-tap-highlight-color: rgba( 0, 0, 0, 0 );
} }
.reveal .controls div.enabled { .reveal .controls button.enabled {
opacity: 0.7; opacity: 0.7;
cursor: pointer; cursor: pointer;
} }
.reveal .controls div.enabled:active { .reveal .controls button.enabled:active {
margin-top: 1px; margin-top: 1px;
} }
.reveal .controls div.navigate-left { .reveal .controls button.navigate-left {
top: 42px; top: 42px;
border-right-width: 22px; border-right-width: 22px;
border-right-color: #000; border-right-color: #000;
} }
.reveal .controls div.navigate-left.fragmented { .reveal .controls button.navigate-left.fragmented {
opacity: 0.3; opacity: 0.3;
} }
.reveal .controls div.navigate-right { .reveal .controls button.navigate-right {
left: 74px; left: 74px;
top: 42px; top: 42px;
border-left-width: 22px; border-left-width: 22px;
border-left-color: #000; border-left-color: #000;
} }
.reveal .controls div.navigate-right.fragmented { .reveal .controls button.navigate-right.fragmented {
opacity: 0.3; opacity: 0.3;
} }
.reveal .controls div.navigate-up { .reveal .controls button.navigate-up {
left: 42px; left: 42px;
border-bottom-width: 22px; border-bottom-width: 22px;
border-bottom-color: #000; border-bottom-color: #000;
} }
.reveal .controls div.navigate-up.fragmented { .reveal .controls button.navigate-up.fragmented {
opacity: 0.3; opacity: 0.3;
} }
.reveal .controls div.navigate-down { .reveal .controls button.navigate-down {
left: 42px; left: 42px;
top: 74px; top: 74px;
border-top-width: 22px; border-top-width: 22px;
border-top-color: #000; border-top-color: #000;
} }
.reveal .controls div.navigate-down.fragmented { .reveal .controls button.navigate-down.fragmented {
opacity: 0.3; opacity: 0.3;
} }

8
js/reveal.js
View File

@ -457,10 +457,10 @@
// Arrow controls // Arrow controls
createSingletonNode( dom.wrapper, 'aside', 'controls', createSingletonNode( dom.wrapper, 'aside', 'controls',
'<div class="navigate-left"></div>' + '<button class="navigate-left" aria-label="previous slide"></button>' +
'<div class="navigate-right"></div>' + '<button class="navigate-right" aria-label="next slide"></button>' +
'<div class="navigate-up"></div>' + '<button class="navigate-up" aria-label="above slide"></button>' +
'<div class="navigate-down"></div>' ); '<button class="navigate-down" aria-label="below slide"></button>' );
// Slide number // Slide number
dom.slideNumber = createSingletonNode( dom.wrapper, 'div', 'slide-number', '' ); dom.slideNumber = createSingletonNode( dom.wrapper, 'div', 'slide-number', '' );